linux-kernel - Re: [linux-sunxi] MMC clock gating broken on a20

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Wed, 12 Aug 2015 14:30:19 +0200
From:	Michal Suchanek <hramrach@...il.com>
To:	Oliver Schinagl <oliver+list@...inagl.nl>
Cc:	linux-sunxi <linux-sunxi@...glegroups.com>,
	Hans de Goede <hdegoede@...hat.com>, sigintmailru@...il.com,
	Arend van Spriel <arend@...adcom.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [linux-sunxi] MMC clock gating broken on a20

On 12 August 2015 at 13:55, Olliver Schinagl <oliver+list@...inagl.nl> wrote:
> Actually, I've reverted hans's
>
> mmc: sunxi: Don't start commands while the card is busy
>
> and that makes it disapear as well. So it looks like that patch triggers the
> aggressiveness more?

It probably inserts delays which trigger the mmc power saving.

Still the delay should not be needed on the mmc interface which is
connected to the card slot, should it?

Thanks

Michal
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/